[INFO] cloning repository https://github.com/19h/vmp4-dump
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/19h/vmp4-dump" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F19h%2Fvmp4-dump", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F19h%2Fvmp4-dump'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 155dd0fc78881b49d38f23414a86d53a107f8b7c
[INFO] checking 19h/vmp4-dump against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F19h%2Fvmp4-dump" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/19h/vmp4-dump on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/19h/vmp4-dump
[INFO] finished tweaking git repo https://github.com/19h/vmp4-dump
[INFO] tweaked toml for git repo https://github.com/19h/vmp4-dump written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/19h/vmp4-dump already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hxdmp v0.2.1
[INFO] [stderr]   Downloaded anstyle v1.0.5
[INFO] [stderr]   Downloaded anstream v0.6.11
[INFO] [stderr]   Downloaded clap v4.4.18
[INFO] [stderr]   Downloaded clap_builder v4.4.18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c50f2ee35a07fd6325f14406aece4b18eadc558cb5f539d2f8086d8f4d093b4
[INFO] running `Command { std: "docker" "start" "-a" "1c50f2ee35a07fd6325f14406aece4b18eadc558cb5f539d2f8086d8f4d093b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c50f2ee35a07fd6325f14406aece4b18eadc558cb5f539d2f8086d8f4d093b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c50f2ee35a07fd6325f14406aece4b18eadc558cb5f539d2f8086d8f4d093b4", kill_on_drop: false }`
[INFO] [stdout] 1c50f2ee35a07fd6325f14406aece4b18eadc558cb5f539d2f8086d8f4d093b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 859c528d7ec5bc87561ccf6e33926c6427f51de207adcd43d90babf18958512b
[INFO] running `Command { std: "docker" "start" "-a" "859c528d7ec5bc87561ccf6e33926c6427f51de207adcd43d90babf18958512b", kill_on_drop: false }`
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]     Checking anstyle v1.0.5
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking hxdmp v0.2.1
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking anstream v0.6.11
[INFO] [stderr]     Checking clap_builder v4.4.18
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking clap v4.4.18
[INFO] [stderr]     Checking vmp4-dump v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/vmp4_section_print.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | /         hxdmp::hexdump(
[INFO] [stdout] 15 | |             if verbose {
[INFO] [stdout] 16 | |                 &section_data
[INFO] [stdout] 17 | |             } else {
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |             &mut dumper,
[INFO] [stdout] 21 | |         );
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let _ = hxdmp::hexdump(
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/vmp4_section_print.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | /         hxdmp::hexdump(
[INFO] [stdout] 15 | |             if verbose {
[INFO] [stdout] 16 | |                 &section_data
[INFO] [stdout] 17 | |             } else {
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |             &mut dumper,
[INFO] [stdout] 21 | |         );
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let _ = hxdmp::hexdump(
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.19s
[INFO] running `Command { std: "docker" "inspect" "859c528d7ec5bc87561ccf6e33926c6427f51de207adcd43d90babf18958512b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "859c528d7ec5bc87561ccf6e33926c6427f51de207adcd43d90babf18958512b", kill_on_drop: false }`
[INFO] [stdout] 859c528d7ec5bc87561ccf6e33926c6427f51de207adcd43d90babf18958512b
[INFO] checking 19h/vmp4-dump against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F19h%2Fvmp4-dump" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/19h/vmp4-dump on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/19h/vmp4-dump
[INFO] finished tweaking git repo https://github.com/19h/vmp4-dump
[INFO] tweaked toml for git repo https://github.com/19h/vmp4-dump written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/19h/vmp4-dump already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c9a7bb0d89db536018e810873c0e973d99fdeb859dc8dc45f81330f3cea6e85
[INFO] running `Command { std: "docker" "start" "-a" "8c9a7bb0d89db536018e810873c0e973d99fdeb859dc8dc45f81330f3cea6e85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c9a7bb0d89db536018e810873c0e973d99fdeb859dc8dc45f81330f3cea6e85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c9a7bb0d89db536018e810873c0e973d99fdeb859dc8dc45f81330f3cea6e85", kill_on_drop: false }`
[INFO] [stdout] 8c9a7bb0d89db536018e810873c0e973d99fdeb859dc8dc45f81330f3cea6e85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 785f1f8eda64abd771f85ee69b739ca1a9f556c06ede19c3c3600f604c40d3a0
[INFO] running `Command { std: "docker" "start" "-a" "785f1f8eda64abd771f85ee69b739ca1a9f556c06ede19c3c3600f604c40d3a0", kill_on_drop: false }`
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]     Checking anstyle v1.0.5
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking hxdmp v0.2.1
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking anstream v0.6.11
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking clap_builder v4.4.18
[INFO] [stderr]     Checking clap v4.4.18
[INFO] [stderr]     Checking vmp4-dump v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/vmp4_section_print.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | /         hxdmp::hexdump(
[INFO] [stdout] 15 | |             if verbose {
[INFO] [stdout] 16 | |                 &section_data
[INFO] [stdout] 17 | |             } else {
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |             &mut dumper,
[INFO] [stdout] 21 | |         );
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let _ = hxdmp::hexdump(
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/vmp4_section_print.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | /         hxdmp::hexdump(
[INFO] [stdout] 15 | |             if verbose {
[INFO] [stdout] 16 | |                 &section_data
[INFO] [stdout] 17 | |             } else {
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |             &mut dumper,
[INFO] [stdout] 21 | |         );
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let _ = hxdmp::hexdump(
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.49s
[INFO] running `Command { std: "docker" "inspect" "785f1f8eda64abd771f85ee69b739ca1a9f556c06ede19c3c3600f604c40d3a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "785f1f8eda64abd771f85ee69b739ca1a9f556c06ede19c3c3600f604c40d3a0", kill_on_drop: false }`
[INFO] [stdout] 785f1f8eda64abd771f85ee69b739ca1a9f556c06ede19c3c3600f604c40d3a0